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  • (cur | prev) 02:03, 30 July 2009โ€Ž Spulliam (Talk | contribs)โ€Ž . . (134 bytes) (+134)โ€Ž . . (New page: <math>X(\omega+2\pi)=X(\omega) \forall \omega</math> <math>\Leftrightarrow X(\omega)</math> is periodic with period <math>2\pi</math>)

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